When people ask if the United States can afford to place on trial the president, if the system can stand impeachment, my answer is, "Can we stand anything else?

It would be a good time to replace the drug war with something more constructive. The cure offered the drug war today has probably been more harmful and done more damage than the disease.

The earth has enough knowledge and resources to eradicate this ancient scourge. Hunger has plagued the world for thousands of years. But ending it is a greater moral imperative now than ever before, because for the first time humanity has the instruments at hand to defeat this cruel enemy at a very reasonable cost. We have the ability to provide food for all within the next three decades.

You never fully get over [losing a presidential campaign]. But I've had a good life. I've enjoyed myself 90 percent of the time.

When I was in the war, I was lucky that I was in a plane and never saw the carnage close-up.

Everyone is exposed to economic risks of some kind.

The longer the title, the less important the job.